A good answer is a good start.

Separate user accounts can organize access. Permissions, domain limits and resources depend on the reseller plan.

Customer packages remain within total reseller resources and service limits. Set quotas around actual site usage.

Check plugin compatibility and the selected environment. Cache rules should exclude dynamic areas such as login and checkout.

Hosting administration and application maintenance are different responsibilities. Check plan details for updates, backups and support scope.

A reseller account has assigned reseller privileges. Server-level changes and root access are separate service scope.

Customer packages remain within total reseller resources and service limits. Set quotas around actual site usage.

Files, databases and email can be migrated. The panels differ, so review backup compatibility and application settings separately.

Hosting administration and application maintenance are different responsibilities. Check plan details for updates, backups and support scope.

Check PHP version, memory and licensing requirements. Validate compatibility on a test copy before migrating.

Hosting administration and application maintenance are different responsibilities. Check plan details for updates, backups and support scope.

Plesk can run on different operating systems. Check the selected plan for the system and runtime your application needs.

Hosting administration and application maintenance are different responsibilities. Check plan details for updates, backups and support scope.